package singleton.version1;


public class Client {
    public static void main(String[] args) {
        // 创建读取应用配置的对象
        AppConfig config = new AppConfig();
        String paramA =  config.getParameterA();
        String paramB =  config.getParameterB();
        System.out.println("paramA="+paramA+",paramB="+paramB);
    }
}
